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Top Senior Level Front-End Developer Jobs in Washington DC,

12 Days Ago
2 Locations
Remote
55 Employees
Senior level
55 Employees
Senior level
Energy
The Research Software Engineer will design, develop, and maintain features for a utility-scale battery simulation platform, focusing on visualization tools for simulation results and contributing to product strategy and productivity improvements. They will collaborate with engineers and researchers, serving as a subject matter expert in simulation mechanics and energy market logic.
12 Days Ago
United States
Remote
413 Employees
Senior level
413 Employees
Senior level
Fintech • Hardware • Payments
As a Software Engineer at REPAY, you will lead a team of developers to enhance their payment processing platform, collaborate with stakeholders, mentor junior engineers, and ensure the delivery of high-quality software solutions through the full software development lifecycle.
12 Days Ago
USA
Remote
90 Employees
135K-200K Annually
Senior level
90 Employees
135K-200K Annually
Senior level
Productivity • Software
As a Senior Frontend Engineer at Cortex, you'll design and improve the user interface for a developer portal, collaborate with cross-functional teams, write clean code, and enhance development processes while keeping up with modern frontend technologies.
Top Benefits:
401-K
Company Equity
Company Outings
+51 More
12 Days Ago
United States
Remote
150 Employees
214K-264K Annually
Senior level
150 Employees
214K-264K Annually
Senior level
Aerospace
As a Lead Software Engineer, you will design, build, and maintain software solutions while providing technical leadership and mentoring team members. You will collaborate across teams to implement product requirements, ensure system stability, and turn architecture ideas into actionable specifications. The role includes overseeing the software development lifecycle and engaging with customers to lead technical discussions.
Top Benefits:
401-K
Company Equity
Dental Insurance
+14 More
12 Days Ago
United States
Remote
4,161 Employees
Senior level
4,161 Employees
Senior level
Marketing Tech
The Data Solution Architect will lead the design and implementation of Salesforce Data Cloud solutions, working closely with clients to define requirements and architect technical solutions. Responsibilities include leading design sessions, creating technical documentation, and collaborating with sales and client services teams to deliver successful projects.
12 Days Ago
2 Locations
Remote
11 Employees
Senior level
11 Employees
Senior level
Healthtech
Crescendo Health is seeking a Product Engineering Lead to oversee product development and engineering efforts. This role involves leading technical decisions and initiatives, building products from the ground up, and focusing on improving patient outcomes through efficient clinical trials. The ideal candidate will understand both the business context and technical challenges, and help build team processes and culture.
12 Days Ago
United States
Remote
93 Employees
Senior level
93 Employees
Senior level
Software • Cybersecurity
The role involves developing robust software for Windows sensors, scripting installations and upgrades, collaborating with DevOps on deployments, and resolving customer cases independently in a cybersecurity context.
12 Days Ago
3 Locations
Remote
2,045 Employees
Senior level
2,045 Employees
Senior level
Edtech • Kids + Family • Software
The Software Development Manager will lead the development team at Paper, overseeing educational software projects that enhance the learning experience for K-12 students. Responsibilities include mentoring team members, managing project timelines, and collaborating with cross-functional teams to integrate insights from data analysis into product development.
12 Days Ago
United States
Remote
336 Employees
150K-170K Annually
Senior level
336 Employees
150K-170K Annually
Senior level
Mobile
The Software Architect will architect and plan complex technical initiatives, document software changes, oversee ecommerce platform improvements, mentor junior engineers, and lead the development of new platform features within a highly skilled engineering team.
12 Days Ago
USA
Remote
14 Employees
Senior level
14 Employees
Senior level
Artificial Intelligence • Healthtech • Other
The Senior Software Engineer - Team Lead will oversee the engineering team and codebase for Marigold Health, ensuring the scalability and reliability of their virtual mental health platform. Responsibilities include technical leadership, architecture design, code quality maintenance, security compliance, project delivery management, and team mentoring.
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